Anyone for a sushi Kit Kat? The world's weirdest chocolate bars

Is there a limit to the number of ways you can flavour chocolate? Apparantly not. Kit Kat Japan have just launched three sushi-flavoured Kit Kats, featuring puffed rice, seaweed, and fruit extracts – although thankfully there's no signs of raw fish. Think that's weird? Read on for some of the oddest chocolate bars ever invented.